a) You mustn’t run in the hall. B) you must do the homework for Monday c) You mustn’t make noise after 10pm d) You must show your Passport e) You mustn’t talk during class.

a) have to b) don’t have to c) have to d) have to e) don’t have to

a) Do you have to take out the trash? B) Do you have to make your bed? C) Do you have to make your own breakfast? D) Do you have to wash the dishes?

p. 70

a) Italian b) could c) seven d) languages e) divide f) jokes

a) What languages could Maria Agnesi speak when she was 13?
b) How many languages could Hamilton speak?
c) What could Von Neumann do at six?

a) She could speak French, Italian, Greek, Hebrew, Spanish, German and Latin.
B) He could speak 12 languages.
C) He could divide two 8-digit numbers in his head and tell jokes in Greek.

a) wrote b) searched c) took d) make e) send f) save

a) Did she have to send an email to Aunt Judy? No, she didn’t.
B) Did she have to take photos of the car? No, she didn’t.
C) Did she have to call Jason? Yes, she did.

p. 71

A) he was going to watch b) she was watching c) it was d) she had to do e) she could look f) she never used the internet g) that was

a) Crime isn’t really a problem b) We are going to get a new lock on our door. C) I am not worried about crime. D) We don’t feel safe at night.

Karin said she hated shopping and she wasn’t going to the mall. She said Mandy was coming over and they were going to play chess. She said that Mandy was really good at chess but that she didn’t really like it.

A. 1. couldn’t 2. may 3. shouldn’t 4. must 5. must 6. may 7. mustn’t 8. did 9. Can I 10. had to

B. 1. What do you have to do tomorrow? I have to go to school. I have to get up
2. What should you do every day? I should brush my teeth. I should do my homework.
3. Do you have to get up early tomorrow? Yes, I have to. // No, I don’t have to.
4. Can your dad speak English? Yes, he can. // No, he can’t.
5. Can your mum play the piano? Yes, she can. // No, she can’t.

A. 1. might not 2. May 3. Could 4. might not 5. could 6. may 7. may 8. might not 9. could 10. could